GNU Octave
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A free language for numerical computing, largely compatible with MATLAB.
Available for Windows, macOS, Linux

Popular programming language for scripting, data and automation.
Official source: python.orgLast verified: awaiting review · How we check softwareDeveloper: Python Software Foundation
Python is a free, open-source programming language maintained by the Python Software Foundation. It's known for readable code, and it's used for everything from small automation scripts to web applications, data analysis and machine learning.
Its standard library covers many common tasks, and hundreds of thousands of extra packages are available from the Python Package Index (PyPI). Official installers are available for Windows and macOS from python.org, and most Linux distributions include Python.
Open Source Free and open source
Open source: the source code is public, so anyone can inspect it, and it's free to use.
Prices change, so check python.org for current pricing.
PS> winget install --id Python.Python.3.13 --exact --source winget$ sudo apt install python3Package names were checked against each official package registry, and commands install the same software as the official download. Only run commands you understand.
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A free language for numerical computing, largely compatible with MATLAB.
Available for Windows, macOS, Linux
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A JavaScript runtime for servers and tools.
Available for Windows, macOS, Linux
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Numerical computing and engineering analysis.
Available for Windows, macOS, Linux
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Interactive notebooks for code, data and visualisations.
Available for Windows, macOS, Linux
The latest stable Python 3 release. Python 2 reached end of life in 2020 and should no longer be used.
If you want to run Python from the command line, yes. The Windows installer includes an option to add python.exe to PATH.
Free and open source. It's also open source.
Python is available for Windows, macOS and Linux. It isn't available for Android and iPhone & iPad.
Yes. Run "winget install --id Python.Python.3.13 --exact --source winget" in PowerShell or Windows Terminal. The package ID was checked against Microsoft's official Winget repository.
Yes. Run "brew install python@3.13" in Terminal.
From the official website, python.org. Aptorise links only to official sources and never hosts installers.